MOA 2017-BLG-177

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Event Parameters

Internal ID:	gb9-R-5-98673
Discovery date:	2017-04-15T20:17:59
RA:	17:59:47.65
Dec:	-30:06:05.88
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
63641	17:59:47.54	-30:06:01.36	15.06 ± 0.08	4.66
63720	17:59:47.77	-30:06:09.01	17.45 ± 0.06	4.04

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.921 (2024-Sep-19.421)	99.99 ± 99.99	3.57
2460572.941 (2024-Sep-19.441)	99.99 ± 99.99	3.87
2460572.952 (2024-Sep-19.452)	99.99 ± 99.99	4.04
2460572.964 (2024-Sep-19.464)	99.99 ± 99.99	5.21
2460573.025 (2024-Sep-19.525)	99.99 ± 99.99	4.95

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2457859.69	±	0.01 UT (2017-Apr-16.19)
t_E	=	8.53	±	0.94 days
u₀	=	0.0508	±	0.0101
I_base	=	19.91	±	0.19

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice